glColorTableParameter
is used to specify the scale factors and bias terms applied to color components
when they are loaded into a color table. target indicates which color table
the scale and bias terms apply to; it must be set to GL_COLOR_TABLE, GL_POST_CONVOLUTION_COLOR_TABLE,
or GL_POST_COLOR_MATRIX_COLOR_TABLE.

pname must be GL_COLOR_TABLE_SCALE
to set the scale factors. In this case, params points to an array of four
values, which are the scale factors for red, green, blue, and alpha, in
that order.

pname must be GL_COLOR_TABLE_BIAS to set the bias terms. In this
case, params points to an array of four values, which are the bias terms
for red, green, blue, and alpha, in that order.